10-K/A |
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| Data |
AMENDMENT NO. 1 |
Apr 29, 2024 |
Dec 31, 2023 |
10-K |
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| Data |
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Mar 27, 2024 |
Dec 31, 2023 |
10-K/A |
Report
| Data |
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Apr 27, 2023 |
Dec 31, 2022 |
10-K |
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| Data |
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Mar 28, 2023 |
Dec 31, 2022 |
10-K/A |
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| Data |
AMENDMENT NO. 1 |
Apr 20, 2022 |
Dec 31, 2021 |
10-K |
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| Data |
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Mar 11, 2022 |
Dec 31, 2021 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 23, 2021 |
Dec 31, 2020 |
10-K |
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| Data |
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Mar 12, 2021 |
Dec 31, 2020 |
10-K/A |
Report
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AMENDMENT NO. 1 |
Apr 28, 2020 |
Dec 31, 2019 |
10-K |
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| Data |
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Mar 30, 2020 |
Dec 31, 2019 |
10-K/A |
Report
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AMENDMENT NO. 1 |
Apr 30, 2019 |
Dec 31, 2018 |
10-K |
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| Data |
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Mar 29, 2019 |
Dec 31, 2018 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 27, 2018 |
Dec 31, 2017 |
10-K |
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| Data |
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Mar 26, 2018 |
Dec 31, 2017 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 18, 2017 |
Dec 31, 2016 |
10-K |
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| Data |
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Mar 24, 2017 |
Dec 31, 2016 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 25, 2016 |
Dec 31, 2015 |
10-K |
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| Data |
FOR THE FISCAL YEAR ENDED DECEMBER 31, 2015 |
Mar 24, 2016 |
Dec 31, 2015 |
10-K/A |
Report
|
AMENDMENT NO. 2 |
Apr 27, 2015 |
Dec 31, 2014 |
10-K/A |
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AMENDMENT NO. 1 |
Mar 24, 2015 |
Dec 31, 2014 |
10-K |
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| Data |
FOR THE FISCAL YEAR ENDED DECEMBER 31, 2014 |
Mar 23, 2015 |
Dec 31, 2014 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 29, 2014 |
Dec 31, 2013 |
10-K |
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| Data |
FOR THE FISCAL YEAR ENDED DECEMBER 31, 2013 |
Mar 27, 2014 |
Dec 31, 2013 |
10-K/A |
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| Data |
AMENDMENT NO. 1 |
Apr 29, 2013 |
Dec 31, 2012 |
10-K |
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| Data |
FOR THE FISCAL YEAR ENDED DECEMBER 31, 2012 |
Apr 1, 2013 |
Dec 31, 2012 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 25, 2012 |
Dec 31, 2011 |
10-K |
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| Data |
FOR THE FISCAL YEAR ENDED DECEMBER 31, 2011 |
Mar 2, 2012 |
Dec 31, 2011 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 29, 2011 |
Dec 31, 2010 |
10-K |
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FOR THE FISCAL YEAR ENDED DECEMBER 31, 2010 |
Mar 4, 2011 |
Dec 31, 2010 |
10-K/A |
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AMENDMENT NO. 1 |
Apr 30, 2010 |
Dec 31, 2009 |
10-K |
Report
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FOR THE PERIOD ENDING DECEMBER 31, 2009 |
Mar 31, 2010 |
Dec 31, 2009 |
10-K |
Report
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FOR THE FISCAL YEAR ENDED DECEMBER 31, 2008 |
Mar 31, 2009 |
Dec 31, 2008 |
10-K |
Report
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FOR THE FISCAL YEAR ENDED DECEMBER 31, 2007 |
Mar 31, 2008 |
Dec 31, 2007 |
10-K |
Report
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NATIONAL PATENT 10-K |
Apr 3, 2007 |
Dec 31, 2006 |
10-K |
Report
|
NATIONAL PATENT DEVELOPMENT CORPORATION FORM 10-K FOR THE YEAR ENDED DECEMBER 31 |
Apr 17, 2006 |
Dec 31, 2005 |
10-K |
Report
|
NATIONAL PATENT FORM 10-K FOR THE YEAR ENDED 12/31/04 |
Apr 15, 2005 |
Dec 31, 2004 |